[wp-trac] [WordPress Trac] #23307: shortcode_parse_atts may return empty string

[WordPress Trac]

#23307: shortcode_parse_atts may return empty string
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 Reporter:  GaryJ                  |       Owner:
     Type:  defect (bug)           |      Status:  new
 Priority:  normal                 |   Milestone:  Future Release
Component:  Shortcodes             |     Version:
 Severity:  minor                  |  Resolution:
 Keywords:  has-patch 2nd-opinion  |     Focuses:
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Comment (by GaryJ):

 Spent some time checking my earlier research, and I agree with point 4 -
 once the early `trim()` is in place, there's nothing that triggers the
 `else`. Even the most complicated of values only needs to satisfy `\S*`.

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Ticket URL: <https://core.trac.wordpress.org/ticket/23307#comment:17>
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